About Clock-Tani
Clock-Tani provides a variety of free time tools in one website for your daily needs.
Our Services
Online Clock
World clock for 70+ cities, digital/analog display
Stopwatch
Millisecond precision, lap recording
Timer
Presets, 5 alarm sounds, screen wake lock
Pomodoro
25 min focus + 5 min break, session statistics
Interval Timer
Tabata, HIIT presets
Multi Timer
Run up to 4 timers simultaneously
Alarm
Multiple alarms, snooze, 5 alarm sounds
Server Time
NTP sync, ticketing countdown
D-Day Countdown
Anniversaries, exams, event countdowns
Features
- Completely free, no registration required
- Responsive design for mobile & desktop
- Bilingual support (Korean/English)
- Dark mode support
- Data stored locally in browser only (no server transmission)
- PWA support - install as an app
Contact
For inquiries, bug reports, or suggestions, please email us below.